Evaluate
90.06
Factor
\frac{3 \cdot 19 \cdot 79}{2 \cdot 5 ^ {2}} = 90\frac{3}{50} = 90.06
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102.71-\left(8.1+0.95+3.6\right)
Add 3.9 and 4.2 to get 8.1.
102.71-\left(9.05+3.6\right)
Add 8.1 and 0.95 to get 9.05.
102.71-12.65
Add 9.05 and 3.6 to get 12.65.
90.06
Subtract 12.65 from 102.71 to get 90.06.
Examples
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{ x } ^ { 2 } - 4 x - 5 = 0
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4 \sin \theta \cos \theta = 2 \sin \theta
Linear equation
y = 3x + 4
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699 * 533
Matrix
\left[ \begin{array} { l l } { 2 } & { 3 } \\ { 5 } & { 4 } \end{array} \right] \left[ \begin{array} { l l l } { 2 } & { 0 } & { 3 } \\ { -1 } & { 1 } & { 5 } \end{array} \right]
Simultaneous equation
\left. \begin{cases} { 8x+2y = 46 } \\ { 7x+3y = 47 } \end{cases} \right.
Differentiation
\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Integration
\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
Limits
\lim _{x \rightarrow-3} \frac{x^{2}-9}{x^{2}+2 x-3}